Home / 56,539.42-78,013.02-32,660.11

Finding the Fourth Proportional to 56,539.42, 78,013.02 and 32,660.11

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Solution

The fourth proportional to 56,539.42, 78,013.02 and 32,660.11 is: 45,064.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,539.42 : 78,013.02 = 32,660.11 : x
  2. Step 2: Convert to fraction form
    56,539.42/78,013.02 = 32,660.11/x
  3. Step 3: Cross multiply
    56,539.42x = 78,013.02 × 32,660.11
  4. Step 4: Simplify right side
    56,539.42x = 2,547,914,034.62
  5. Step 5: Solve for x
    x = 2,547,914,034.62/56,539.42
  6. Step 6: Final answer
    x = 45,064.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.